[doc, fortran] PATCH: address broken web references

[Toon Moene]

Gerald Pfeifer wrote:

> (It would be great to have these applied, possibly with modifications,
> a few days before the release of 3.4.0 so that I can make another round
> of checking.)

I've applied what you gave me - modulo me changing copyright years.

Checked (and make dvi'd) on powerpc-unknown-linux-gnu.

Thanks !

-- 
Toon Moene - mailto:toon@moene.indiv.nluug.nl - phoneto: +31 346 214290
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